added pinpad authentication type
ALLJOYN-1674 Visual Studio 2012 changes to build googletest

Change-Id: Ifb22afc4dec2180580a280c963a33531561f7461
ALLJOYN-1679: Allow sessionless signals with unique object paths to not overwrite each other

Change-Id: Ib2328489d36d059223749eac0998cd650e71471b
ALLJOYN-1680: Disable normal TTL and serial number checks for sessionless signals

Change-Id: Idd1d291268b652362b839fc691589e2d4575691c
ALLJOYN-1647: Change samples/test programs to not invalidate global busAttachment until AFTER BusAttachment has been stopped and joined

Change-Id: I7d03266d75723c8ca6f3782afe2faa56a771e15b